524 Scientific Intelligence. 



No. 207. The Permo-Carboniferous Red Beds of North 

 America and their Vertebrate Fauna ; by E. C. Case. Pp. iii, 

 176; 24 pis., 50 figs. To be noticed later. 



No. 209. Acidity and gas interchange in Cacti; by Herbert 

 M. Richards. Pp. 107. 



Nos. 211, 212. Papers from the Department of Marine 

 Biology. No. 211, vol. VII. Homing and related activities of 

 birds; by J. B. Watson and K. S. Lashley. The acquisition of 

 skill in archery; by K. S. Lashley. Pp. 128; 9 pis., 19 figs. 

 No. 212, vol. VIII. Contains nine papers by F. A. Potts, H. 

 L. Clark, Grace Medes and others. Pp. 256; 23 pis., 73 figs. 



Nos. 221, 222. Contributions to Embryology. No. 221, vol. I, 

 No. 1. On the fate of the human embryo in tubal pregnancy ; by 

 F. P. Mall. Pp. 103, 4to ; 11 pis., 24 figs. No. 222, Nos. 2-6. 

 Pp. 108, 4to ; 10 pis., 25 figs. Contains the following : Descrip- 

 tion of two young twin human embryos with 17-19 paired somites ; 

 by James C. Watt. An anomaly of the thoracic duct with a 

 bearing on the embryology of the lymphatic system; by Eliot 

 R. Clark. Fields, graphs, and other data on fetal growth ; by 

 A. W. Meyer. The corpus luteum of pregnancy, as it is in 

 swine; by George W. Corner. Transitory cavities in the corpus 

 striatum of the human embryo ; by Charles R. Essick. 



Obituary. 



M. Jean Henri Fabre, the eminent entomologist, known the 

 world over for his delightful descriptions of the habits and lives 

 of insects, died on October 11 at the advanced age of ninety-two. 

 He has been called a poet as well as a naturalist and the interest- 

 ing story of his life has been well told in a recent volume by 

 C. V. Legros (see vol. xxxvii, 284). 



Dr. Theodor Boveri, the eminent German biologist, since 

 1893 professor of comparative anatomy and zoology at Wiirzburg, 

 died recently at the age of fifty-three years. 



Henry Gwyn Jeffreys Moseley was killed in action at the 

 Dardanelles on August 10 at. the age of twenty-seven years. He 

 was the son of Professor H. N. Moseley of Oxford, and though 

 so young had already given proof of his rare intellectual gifts ; 

 he was particularly interested in physical investigations and had 

 done important work on the X-ray spectra of rare earths and the 

 study of crystal structure by X-rays. 



Professor D. T. Gwynne-Vaughan, the distinguished plant 

 anatomist of Reading, England, died on September 4 at the age 

 of forty-four years. 



William Watson, secretary of the American Academy of Arts 

 and Sciences since 1884 and an authority on technical education, 

 died in Boston on September 30 in his S2d year. 



Augustus Jay Du Bois, professor of civil engineering in the 

 Sheffield Scientific School of Yale Universit}', died on October 19 

 in his sixty-seventh year. 



